./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_05_good.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1f496dc54b28d2c248ada24b9a93fb91257e461481d745628b924f52f725e2b3 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 05:57:30,514 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 05:57:30,570 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-01-10 05:57:30,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 05:57:30,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 05:57:30,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 05:57:30,604 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 05:57:30,604 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 05:57:30,604 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 05:57:30,604 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 05:57:30,605 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-10 05:57:30,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-10 05:57:30,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 05:57:30,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 05:57:30,605 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 05:57:30,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 05:57:30,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-10 05:57:30,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 05:57:30,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 05:57:30,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-10 05:57:30,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-10 05:57:30,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-10 05:57:30,605 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-01-10 05:57:30,607 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 05:57:30,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 05:57:30,607 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 05:57:30,607 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 05:57:30,607 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-10 05:57:30,607 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 05:57:30,608 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-10 05:57:30,608 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-10 05:57:30,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 05:57:30,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 05:57:30,608 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 05:57:30,608 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-10 05:57:30,608 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-10 05:57:30,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 05:57:30,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 05:57:30,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-10 05:57:30,608 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-10 05:57:30,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-10 05:57:30,609 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 05:57:30,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-10 05:57:30,609 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-10 05:57:30,609 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-10 05:57:30,609 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-10 05:57:30,609 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-10 05:57:30,609 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f496dc54b28d2c248ada24b9a93fb91257e461481d745628b924f52f725e2b3 [2025-01-10 05:57:30,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 05:57:30,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 05:57:30,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 05:57:30,851 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 05:57:30,851 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 05:57:30,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_05_good.i [2025-01-10 05:57:32,056 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9b03548b0/b883786086c14def95ea45615ff02302/FLAG0de717856 [2025-01-10 05:57:32,426 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 05:57:32,426 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_05_good.i [2025-01-10 05:57:32,443 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9b03548b0/b883786086c14def95ea45615ff02302/FLAG0de717856 [2025-01-10 05:57:32,661 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9b03548b0/b883786086c14def95ea45615ff02302 [2025-01-10 05:57:32,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 05:57:32,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 05:57:32,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 05:57:32,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 05:57:32,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 05:57:32,669 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 05:57:32" (1/1) ... [2025-01-10 05:57:32,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac7b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:32, skipping insertion in model container [2025-01-10 05:57:32,670 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 05:57:32" (1/1) ... [2025-01-10 05:57:32,716 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 05:57:33,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 05:57:33,574 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 05:57:33,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 05:57:33,736 INFO L204 MainTranslator]: Completed translation [2025-01-10 05:57:33,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33 WrapperNode [2025-01-10 05:57:33,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 05:57:33,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 05:57:33,738 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 05:57:33,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 05:57:33,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,784 INFO L138 Inliner]: procedures = 501, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 199 [2025-01-10 05:57:33,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 05:57:33,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 05:57:33,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 05:57:33,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 05:57:33,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,799 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,807 INFO L175 MemorySlicer]: No memory access in input program. [2025-01-10 05:57:33,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,811 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,818 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,820 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,823 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 05:57:33,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 05:57:33,825 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 05:57:33,825 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 05:57:33,826 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (1/1) ... [2025-01-10 05:57:33,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 05:57:33,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 05:57:33,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-10 05:57:33,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-10 05:57:33,885 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2025-01-10 05:57:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2025-01-10 05:57:33,885 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2025-01-10 05:57:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2025-01-10 05:57:33,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-10 05:57:33,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 05:57:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 05:57:34,057 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 05:57:34,062 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 05:57:34,493 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2025-01-10 05:57:34,493 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 05:57:34,501 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 05:57:34,501 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-10 05:57:34,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 05:57:34 BoogieIcfgContainer [2025-01-10 05:57:34,502 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 05:57:34,503 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-10 05:57:34,503 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-10 05:57:34,506 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-10 05:57:34,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 05:57:32" (1/3) ... [2025-01-10 05:57:34,507 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d530c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 05:57:34, skipping insertion in model container [2025-01-10 05:57:34,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:57:33" (2/3) ... [2025-01-10 05:57:34,507 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d530c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 05:57:34, skipping insertion in model container [2025-01-10 05:57:34,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 05:57:34" (3/3) ... [2025-01-10 05:57:34,508 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_multiply_05_good.i [2025-01-10 05:57:34,518 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-10 05:57:34,519 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE191_Integer_Underflow__int_rand_multiply_05_good.i that has 3 procedures, 107 locations, 1 initial locations, 0 loop locations, and 8 error locations. [2025-01-10 05:57:34,588 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-10 05:57:34,595 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1d41f4bb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-10 05:57:34,596 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2025-01-10 05:57:34,598 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 86 states have (on average 1.569767441860465) internal successors, (135), 98 states have internal predecessors, (135), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2025-01-10 05:57:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2025-01-10 05:57:34,603 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 05:57:34,603 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:34,603 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 05:57:34,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 05:57:34,607 INFO L85 PathProgramCache]: Analyzing trace with hash -25294816, now seen corresponding path program 1 times [2025-01-10 05:57:34,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 05:57:34,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467004959] [2025-01-10 05:57:34,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 05:57:34,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 05:57:34,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-01-10 05:57:34,690 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 05:57:34,691 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 05:57:34,691 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 05:57:34,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 05:57:34,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 05:57:34,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467004959] [2025-01-10 05:57:34,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467004959] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 05:57:34,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 05:57:34,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 05:57:34,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294917980] [2025-01-10 05:57:34,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 05:57:34,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 05:57:34,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 05:57:34,801 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 05:57:34,801 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:34,802 INFO L87 Difference]: Start difference. First operand has 107 states, 86 states have (on average 1.569767441860465) internal successors, (135), 98 states have internal predecessors, (135), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:34,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 05:57:34,832 INFO L93 Difference]: Finished difference Result 187 states and 268 transitions. [2025-01-10 05:57:34,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 05:57:34,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2025-01-10 05:57:34,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 05:57:34,838 INFO L225 Difference]: With dead ends: 187 [2025-01-10 05:57:34,838 INFO L226 Difference]: Without dead ends: 98 [2025-01-10 05:57:34,840 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:34,842 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 145 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 05:57:34,842 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 143 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 05:57:34,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2025-01-10 05:57:34,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2025-01-10 05:57:34,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 80 states have (on average 1.5125) internal successors, (121), 91 states have internal predecessors, (121), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2025-01-10 05:57:34,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 137 transitions. [2025-01-10 05:57:34,867 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 137 transitions. Word has length 13 [2025-01-10 05:57:34,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 05:57:34,867 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 137 transitions. [2025-01-10 05:57:34,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:34,868 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 137 transitions. [2025-01-10 05:57:34,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2025-01-10 05:57:34,868 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 05:57:34,868 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:34,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-10 05:57:34,869 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 05:57:34,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 05:57:34,869 INFO L85 PathProgramCache]: Analyzing trace with hash 488688957, now seen corresponding path program 1 times [2025-01-10 05:57:34,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 05:57:34,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777008517] [2025-01-10 05:57:34,869 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 05:57:34,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 05:57:34,880 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-01-10 05:57:34,896 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-01-10 05:57:34,896 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 05:57:34,896 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 05:57:34,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 05:57:34,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 05:57:34,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777008517] [2025-01-10 05:57:34,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777008517] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 05:57:34,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 05:57:34,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 05:57:34,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212601440] [2025-01-10 05:57:34,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 05:57:34,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 05:57:34,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 05:57:34,957 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 05:57:34,957 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:34,957 INFO L87 Difference]: Start difference. First operand 98 states and 137 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:34,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 05:57:34,978 INFO L93 Difference]: Finished difference Result 98 states and 137 transitions. [2025-01-10 05:57:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 05:57:34,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2025-01-10 05:57:34,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 05:57:34,980 INFO L225 Difference]: With dead ends: 98 [2025-01-10 05:57:34,980 INFO L226 Difference]: Without dead ends: 97 [2025-01-10 05:57:34,981 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:34,981 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 36 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 05:57:34,981 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 224 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 05:57:34,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2025-01-10 05:57:34,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2025-01-10 05:57:34,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 80 states have (on average 1.5) internal successors, (120), 90 states have internal predecessors, (120), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2025-01-10 05:57:34,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 136 transitions. [2025-01-10 05:57:34,992 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 136 transitions. Word has length 19 [2025-01-10 05:57:34,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 05:57:34,992 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 136 transitions. [2025-01-10 05:57:34,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:34,992 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions. [2025-01-10 05:57:34,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2025-01-10 05:57:34,993 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 05:57:34,993 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:34,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-10 05:57:34,993 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 05:57:34,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 05:57:34,994 INFO L85 PathProgramCache]: Analyzing trace with hash -2030511372, now seen corresponding path program 1 times [2025-01-10 05:57:34,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 05:57:34,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936268027] [2025-01-10 05:57:34,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 05:57:34,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 05:57:35,003 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-01-10 05:57:35,011 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-01-10 05:57:35,012 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 05:57:35,012 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 05:57:35,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 05:57:35,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 05:57:35,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936268027] [2025-01-10 05:57:35,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936268027] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 05:57:35,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 05:57:35,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 05:57:35,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111762149] [2025-01-10 05:57:35,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 05:57:35,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 05:57:35,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 05:57:35,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 05:57:35,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,066 INFO L87 Difference]: Start difference. First operand 97 states and 136 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:35,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 05:57:35,083 INFO L93 Difference]: Finished difference Result 97 states and 136 transitions. [2025-01-10 05:57:35,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 05:57:35,084 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2025-01-10 05:57:35,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 05:57:35,085 INFO L225 Difference]: With dead ends: 97 [2025-01-10 05:57:35,085 INFO L226 Difference]: Without dead ends: 96 [2025-01-10 05:57:35,085 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,086 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 05:57:35,086 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 257 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 05:57:35,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2025-01-10 05:57:35,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2025-01-10 05:57:35,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 80 states have (on average 1.4875) internal successors, (119), 89 states have internal predecessors, (119), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2025-01-10 05:57:35,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2025-01-10 05:57:35,097 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 20 [2025-01-10 05:57:35,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 05:57:35,097 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2025-01-10 05:57:35,097 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:35,098 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2025-01-10 05:57:35,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2025-01-10 05:57:35,098 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 05:57:35,098 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:35,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-10 05:57:35,099 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 05:57:35,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 05:57:35,099 INFO L85 PathProgramCache]: Analyzing trace with hash 727609824, now seen corresponding path program 1 times [2025-01-10 05:57:35,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 05:57:35,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746435718] [2025-01-10 05:57:35,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 05:57:35,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 05:57:35,109 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-01-10 05:57:35,119 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-01-10 05:57:35,119 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 05:57:35,119 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 05:57:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 05:57:35,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 05:57:35,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746435718] [2025-01-10 05:57:35,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746435718] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 05:57:35,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 05:57:35,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 05:57:35,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082895366] [2025-01-10 05:57:35,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 05:57:35,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 05:57:35,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 05:57:35,181 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 05:57:35,182 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,182 INFO L87 Difference]: Start difference. First operand 96 states and 135 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:35,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 05:57:35,201 INFO L93 Difference]: Finished difference Result 96 states and 135 transitions. [2025-01-10 05:57:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 05:57:35,202 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2025-01-10 05:57:35,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 05:57:35,203 INFO L225 Difference]: With dead ends: 96 [2025-01-10 05:57:35,203 INFO L226 Difference]: Without dead ends: 95 [2025-01-10 05:57:35,203 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,203 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 36 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 05:57:35,204 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 220 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 05:57:35,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2025-01-10 05:57:35,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2025-01-10 05:57:35,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 80 states have (on average 1.475) internal successors, (118), 88 states have internal predecessors, (118), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2025-01-10 05:57:35,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 134 transitions. [2025-01-10 05:57:35,210 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 134 transitions. Word has length 29 [2025-01-10 05:57:35,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 05:57:35,211 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 134 transitions. [2025-01-10 05:57:35,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:35,211 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 134 transitions. [2025-01-10 05:57:35,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2025-01-10 05:57:35,212 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 05:57:35,212 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:35,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-10 05:57:35,212 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 05:57:35,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 05:57:35,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1081068317, now seen corresponding path program 1 times [2025-01-10 05:57:35,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 05:57:35,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293689737] [2025-01-10 05:57:35,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 05:57:35,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 05:57:35,222 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-01-10 05:57:35,231 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-01-10 05:57:35,231 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 05:57:35,231 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 05:57:35,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 05:57:35,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 05:57:35,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293689737] [2025-01-10 05:57:35,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293689737] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 05:57:35,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 05:57:35,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 05:57:35,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221097252] [2025-01-10 05:57:35,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 05:57:35,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 05:57:35,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 05:57:35,316 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 05:57:35,316 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,316 INFO L87 Difference]: Start difference. First operand 95 states and 134 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:35,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 05:57:35,334 INFO L93 Difference]: Finished difference Result 95 states and 134 transitions. [2025-01-10 05:57:35,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 05:57:35,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2025-01-10 05:57:35,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 05:57:35,336 INFO L225 Difference]: With dead ends: 95 [2025-01-10 05:57:35,336 INFO L226 Difference]: Without dead ends: 94 [2025-01-10 05:57:35,336 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,337 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 05:57:35,337 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 253 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 05:57:35,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2025-01-10 05:57:35,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2025-01-10 05:57:35,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 80 states have (on average 1.4625) internal successors, (117), 87 states have internal predecessors, (117), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2025-01-10 05:57:35,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 133 transitions. [2025-01-10 05:57:35,344 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 133 transitions. Word has length 30 [2025-01-10 05:57:35,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 05:57:35,344 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 133 transitions. [2025-01-10 05:57:35,344 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:35,344 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 133 transitions. [2025-01-10 05:57:35,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2025-01-10 05:57:35,345 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 05:57:35,345 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:35,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-10 05:57:35,346 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 05:57:35,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 05:57:35,346 INFO L85 PathProgramCache]: Analyzing trace with hash -29639229, now seen corresponding path program 1 times [2025-01-10 05:57:35,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 05:57:35,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105929814] [2025-01-10 05:57:35,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 05:57:35,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 05:57:35,356 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-01-10 05:57:35,363 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-01-10 05:57:35,363 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 05:57:35,363 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 05:57:35,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 05:57:35,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 05:57:35,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105929814] [2025-01-10 05:57:35,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105929814] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 05:57:35,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 05:57:35,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 05:57:35,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109713862] [2025-01-10 05:57:35,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 05:57:35,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 05:57:35,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 05:57:35,404 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 05:57:35,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,405 INFO L87 Difference]: Start difference. First operand 94 states and 133 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:35,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 05:57:35,420 INFO L93 Difference]: Finished difference Result 94 states and 133 transitions. [2025-01-10 05:57:35,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 05:57:35,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2025-01-10 05:57:35,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 05:57:35,421 INFO L225 Difference]: With dead ends: 94 [2025-01-10 05:57:35,422 INFO L226 Difference]: Without dead ends: 93 [2025-01-10 05:57:35,422 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,422 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 2 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 05:57:35,423 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 248 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 05:57:35,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2025-01-10 05:57:35,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2025-01-10 05:57:35,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 80 states have (on average 1.45) internal successors, (116), 86 states have internal predecessors, (116), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2025-01-10 05:57:35,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 132 transitions. [2025-01-10 05:57:35,429 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 132 transitions. Word has length 32 [2025-01-10 05:57:35,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 05:57:35,429 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 132 transitions. [2025-01-10 05:57:35,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:35,429 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2025-01-10 05:57:35,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2025-01-10 05:57:35,430 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 05:57:35,430 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:35,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-10 05:57:35,430 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 05:57:35,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 05:57:35,430 INFO L85 PathProgramCache]: Analyzing trace with hash -918815816, now seen corresponding path program 1 times [2025-01-10 05:57:35,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 05:57:35,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458739955] [2025-01-10 05:57:35,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 05:57:35,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 05:57:35,438 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-01-10 05:57:35,443 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-01-10 05:57:35,444 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 05:57:35,444 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 05:57:35,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 05:57:35,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 05:57:35,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458739955] [2025-01-10 05:57:35,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458739955] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 05:57:35,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 05:57:35,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 05:57:35,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428274488] [2025-01-10 05:57:35,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 05:57:35,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 05:57:35,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 05:57:35,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 05:57:35,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,482 INFO L87 Difference]: Start difference. First operand 93 states and 132 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:35,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 05:57:35,499 INFO L93 Difference]: Finished difference Result 106 states and 145 transitions. [2025-01-10 05:57:35,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 05:57:35,500 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 33 [2025-01-10 05:57:35,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 05:57:35,501 INFO L225 Difference]: With dead ends: 106 [2025-01-10 05:57:35,501 INFO L226 Difference]: Without dead ends: 97 [2025-01-10 05:57:35,501 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,502 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 05:57:35,502 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 253 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 05:57:35,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2025-01-10 05:57:35,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2025-01-10 05:57:35,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 84 states have (on average 1.4285714285714286) internal successors, (120), 89 states have internal predecessors, (120), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2025-01-10 05:57:35,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 136 transitions. [2025-01-10 05:57:35,509 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 136 transitions. Word has length 33 [2025-01-10 05:57:35,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 05:57:35,509 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 136 transitions. [2025-01-10 05:57:35,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-10 05:57:35,509 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions. [2025-01-10 05:57:35,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2025-01-10 05:57:35,510 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 05:57:35,510 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:35,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-10 05:57:35,511 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 05:57:35,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 05:57:35,511 INFO L85 PathProgramCache]: Analyzing trace with hash -339919946, now seen corresponding path program 1 times [2025-01-10 05:57:35,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 05:57:35,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476705121] [2025-01-10 05:57:35,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 05:57:35,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 05:57:35,518 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-01-10 05:57:35,523 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-01-10 05:57:35,524 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 05:57:35,524 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 05:57:35,552 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-01-10 05:57:35,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 05:57:35,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476705121] [2025-01-10 05:57:35,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476705121] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 05:57:35,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 05:57:35,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 05:57:35,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306469741] [2025-01-10 05:57:35,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 05:57:35,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 05:57:35,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 05:57:35,554 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 05:57:35,554 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,554 INFO L87 Difference]: Start difference. First operand 97 states and 136 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-10 05:57:35,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 05:57:35,564 INFO L93 Difference]: Finished difference Result 152 states and 208 transitions. [2025-01-10 05:57:35,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 05:57:35,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2025-01-10 05:57:35,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 05:57:35,566 INFO L225 Difference]: With dead ends: 152 [2025-01-10 05:57:35,566 INFO L226 Difference]: Without dead ends: 90 [2025-01-10 05:57:35,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,567 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 100 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 05:57:35,567 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 122 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 05:57:35,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2025-01-10 05:57:35,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2025-01-10 05:57:35,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 80 states have (on average 1.4) internal successors, (112), 83 states have internal predecessors, (112), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2025-01-10 05:57:35,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 124 transitions. [2025-01-10 05:57:35,573 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 124 transitions. Word has length 38 [2025-01-10 05:57:35,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 05:57:35,573 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 124 transitions. [2025-01-10 05:57:35,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-10 05:57:35,573 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2025-01-10 05:57:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2025-01-10 05:57:35,574 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 05:57:35,574 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:35,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-01-10 05:57:35,574 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 05:57:35,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 05:57:35,575 INFO L85 PathProgramCache]: Analyzing trace with hash -2037439033, now seen corresponding path program 1 times [2025-01-10 05:57:35,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 05:57:35,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987768447] [2025-01-10 05:57:35,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 05:57:35,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 05:57:35,584 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-01-10 05:57:35,590 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-01-10 05:57:35,590 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 05:57:35,590 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 05:57:35,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 05:57:35,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 05:57:35,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987768447] [2025-01-10 05:57:35,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987768447] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 05:57:35,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 05:57:35,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 05:57:35,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008787721] [2025-01-10 05:57:35,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 05:57:35,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 05:57:35,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 05:57:35,623 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 05:57:35,623 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,624 INFO L87 Difference]: Start difference. First operand 90 states and 124 transitions. Second operand has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-10 05:57:35,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 05:57:35,633 INFO L93 Difference]: Finished difference Result 90 states and 124 transitions. [2025-01-10 05:57:35,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 05:57:35,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 43 [2025-01-10 05:57:35,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 05:57:35,634 INFO L225 Difference]: With dead ends: 90 [2025-01-10 05:57:35,634 INFO L226 Difference]: Without dead ends: 89 [2025-01-10 05:57:35,635 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,635 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 1 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 05:57:35,636 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 237 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 05:57:35,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2025-01-10 05:57:35,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2025-01-10 05:57:35,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 80 states have (on average 1.3875) internal successors, (111), 82 states have internal predecessors, (111), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2025-01-10 05:57:35,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 123 transitions. [2025-01-10 05:57:35,641 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 123 transitions. Word has length 43 [2025-01-10 05:57:35,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 05:57:35,641 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 123 transitions. [2025-01-10 05:57:35,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-10 05:57:35,641 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 123 transitions. [2025-01-10 05:57:35,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2025-01-10 05:57:35,642 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 05:57:35,642 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:35,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-01-10 05:57:35,643 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 05:57:35,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 05:57:35,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1263899725, now seen corresponding path program 1 times [2025-01-10 05:57:35,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 05:57:35,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131875796] [2025-01-10 05:57:35,643 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 05:57:35,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 05:57:35,651 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-01-10 05:57:35,657 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-01-10 05:57:35,657 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 05:57:35,658 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 05:57:35,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 05:57:35,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 05:57:35,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131875796] [2025-01-10 05:57:35,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131875796] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 05:57:35,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 05:57:35,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 05:57:35,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144807140] [2025-01-10 05:57:35,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 05:57:35,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 05:57:35,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 05:57:35,692 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 05:57:35,692 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,692 INFO L87 Difference]: Start difference. First operand 89 states and 123 transitions. Second operand has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-10 05:57:35,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 05:57:35,701 INFO L93 Difference]: Finished difference Result 89 states and 123 transitions. [2025-01-10 05:57:35,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 05:57:35,701 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 44 [2025-01-10 05:57:35,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 05:57:35,702 INFO L225 Difference]: With dead ends: 89 [2025-01-10 05:57:35,702 INFO L226 Difference]: Without dead ends: 0 [2025-01-10 05:57:35,703 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 05:57:35,703 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 05:57:35,703 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 237 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 05:57:35,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-01-10 05:57:35,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-01-10 05:57:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 05:57:35,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-01-10 05:57:35,704 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 44 [2025-01-10 05:57:35,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 05:57:35,704 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 05:57:35,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-10 05:57:35,704 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-01-10 05:57:35,705 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-01-10 05:57:35,706 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2025-01-10 05:57:35,707 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2025-01-10 05:57:35,707 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2025-01-10 05:57:35,707 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2025-01-10 05:57:35,707 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2025-01-10 05:57:35,707 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2025-01-10 05:57:35,707 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2025-01-10 05:57:35,707 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2025-01-10 05:57:35,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-01-10 05:57:35,709 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 05:57:35,711 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-01-10 05:57:35,797 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-10 05:57:35,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 05:57:35 BoogieIcfgContainer [2025-01-10 05:57:35,802 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-10 05:57:35,802 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 05:57:35,802 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 05:57:35,802 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 05:57:35,803 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 05:57:34" (3/4) ... [2025-01-10 05:57:35,804 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-01-10 05:57:35,811 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2025-01-10 05:57:35,812 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2025-01-10 05:57:35,815 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2025-01-10 05:57:35,816 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-01-10 05:57:35,816 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-01-10 05:57:35,816 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-01-10 05:57:35,890 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-01-10 05:57:35,891 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-01-10 05:57:35,891 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 05:57:35,892 INFO L158 Benchmark]: Toolchain (without parser) took 3227.89ms. Allocated memory is still 167.8MB. Free memory was 117.7MB in the beginning and 45.5MB in the end (delta: 72.3MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. [2025-01-10 05:57:35,892 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 184.5MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 05:57:35,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1072.01ms. Allocated memory is still 167.8MB. Free memory was 117.7MB in the beginning and 57.0MB in the end (delta: 60.7MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2025-01-10 05:57:35,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.87ms. Allocated memory is still 167.8MB. Free memory was 57.0MB in the beginning and 53.6MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 05:57:35,892 INFO L158 Benchmark]: Boogie Preprocessor took 36.51ms. Allocated memory is still 167.8MB. Free memory was 53.6MB in the beginning and 51.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 05:57:35,893 INFO L158 Benchmark]: RCFGBuilder took 676.93ms. Allocated memory is still 167.8MB. Free memory was 51.7MB in the beginning and 112.7MB in the end (delta: -61.0MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2025-01-10 05:57:35,893 INFO L158 Benchmark]: TraceAbstraction took 1298.47ms. Allocated memory is still 167.8MB. Free memory was 111.8MB in the beginning and 52.8MB in the end (delta: 58.9MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2025-01-10 05:57:35,893 INFO L158 Benchmark]: Witness Printer took 88.80ms. Allocated memory is still 167.8MB. Free memory was 52.8MB in the beginning and 45.5MB in the end (delta: 7.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 05:57:35,916 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 184.5MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1072.01ms. Allocated memory is still 167.8MB. Free memory was 117.7MB in the beginning and 57.0MB in the end (delta: 60.7MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.87ms. Allocated memory is still 167.8MB. Free memory was 57.0MB in the beginning and 53.6MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.51ms. Allocated memory is still 167.8MB. Free memory was 53.6MB in the beginning and 51.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 676.93ms. Allocated memory is still 167.8MB. Free memory was 51.7MB in the beginning and 112.7MB in the end (delta: -61.0MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1298.47ms. Allocated memory is still 167.8MB. Free memory was 111.8MB in the beginning and 52.8MB in the end (delta: 58.9MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * Witness Printer took 88.80ms. Allocated memory is still 167.8MB. Free memory was 52.8MB in the beginning and 45.5MB in the end (delta: 7.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 107 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 10, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 321 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 320 mSDsluCounter, 2194 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 909 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 74 IncrementalHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 1285 mSDtfsCounter, 74 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=107occurred in iteration=0, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 301 NumberOfCodeBlocks, 301 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 291 ConstructedInterpolants, 0 QuantifiedInterpolants, 435 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-01-10 05:57:35,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE